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5-4
Samsung Electronics
5-2 Outdoor Unit
5-2-1 MAIN PBA
■
AC026MXADKH / AC035MXADKH
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
No.
Function
No.
Function
1
MAIN POWER (N)
12
Sub display PCB connection
(DC5V,12V,com1,com2)
2
4Way Valve
13
SMPS PCB connection (DC15V)
3
FAN MOTOR connection
14
Download Main
4
Indoor communication connection
15
SMPS PCB connection (DC5V,12V)
5
EEV-B
16
Compressor connection (U,V,W)
6
EEV-A
17
Reactor
7
Out/Discharge/Cond./OLP temp. sensor
18
SMPS PCB connection (AC220V)
8
DRED PBA connection
(
DRED : Demand Response Enabling
Device)
19
EARTH
9
Sub display PCB connection
(Key, 7-segment signal)
20
MAIN POWER (L)
10
Sub display PCB connection
(Key, solution communication signal)
21
Download INV
11
EEPROM connection
20
19
21